5 technician tips to make your USB work again

3. Uninstall the USB Controller

1. Open the Device Manager.
2. Find Universal Serial Bus controllers and expand it.
3. Right-click the first driver in the Universal Serial Bus section and click Uninstall.
   
4. Repeat the process for all drivers in the Universal Serial Bus section.
5. Restart your computer.

Many users reported that USB is not working, and to fix this issue, you just need to reinstall USB Controller by doing the following:

4. Turn off fast startup

If USB is not working, you just need to disable Fast Startup, and you can do so by following these steps:

1. Open Control Panel and choose Power Options.
   
2. On the sidebar on the left click Choose what the power button does.
   
3. Click Change settings that are currently unavailable.
   
4. Under the Shutdown settings find the Turn on fast startup and uncheck it.
5. Now click Save changes and you’re done.
   

Some users report that Windows 10 is booting too quickly and therefore there’s not enough time for external devices to be detected before the system boots.

According to some users, you might be able to fix this problem simply by disabling USB selective suspend feature. To do that, follow these steps:

1. Open Power Options and click Change plan settings next to your currently selected plan.
   
2. Now click on Change advanced power settings.
   
3. Navigate to USB settings and set USB selective suspend setting to Disabled.
4. Click Apply and OK to save changes.
   

Can’t disable Fast Startup? Don’t panic! Here is a step-by-step guide to fix the issue!

5. Remove your laptop battery

If USB is not working on your laptop, you might be able to fix this problem by removing your laptop battery.

According to users, many of them fixed the problem by removing the battery and keeping the power button pressed for 30 seconds or more.

By doing that you’ll cause your capacitors to discharge completely. Some users are also recommending to leave your laptop turned off without a battery over the night in order for capacitors to fully discharge.

After doing that, the problem with USB should be resolved completely.

6. Modify your registry

1. Press Windows Key + R and enter regedit.
2. Now press Enter or click OK.
   
3. Optional: Modifying the registry can cause various issues to occur, therefore it’s recommended to back up your registry.
4. You can do that by clicking File > Export.
   
5. Now set Export range as All and choose a safe location.
6. Enter the desired file name and click on Save.
   
   • In case anything goes wrong after modifying your registry, you can simply run this file to restore it to the previous state.
7. In the left pane, navigate to HKEY_LOCAL_MACHINE/SYSTEMCurrentControl/Set/Control/Class{4d36e965-e325-11ce-bfc1-08002be10318}
8. The name of the key might be slightly different on your PC, but it should start with 4d36e965, so you’ll easily find it.
   
9. In the right pane, locate UpperFilter and LowerFilters and delete them.
   • If these entries aren’t available, this solution won’t apply to you.
10. After deleting the files, restart your PC.

According to users, you might be able to fix this problem simply by making a couple of changes in your registry. If USB is not working, you just need to follow these steps:

Once your PC restarts, your USB ports should start working again without any problems.

Can’t access Registry Editor? Check out this guide and solve the issue quickly.

7. Update your USB Root Hub drivers

1. Open Device Manager.
2. Expand Universal Serial Bus controllers section and right-click USB Root Hub.
3. Choose Update driver from the menu.
   
4. Now select Search automatically for updated driver software. Windows will automatically install the necessary drivers.
   
5. Repeat these steps for all USB Root Hub devices on your PC.

If USB is not working on your Windows 10 PC, you might be able to fix the problem simply by updating the USB Root Hub driver. This is rather simple to do, just follow the steps above.

After doing that, your USB should start working again without any issues.

8. Install the necessary updates

1. Open the Settings app.
2. You can do that quickly by pressing Windows Key + I.
3. When Settings app opens, navigate to Update & security section.
   
4. Now click on Check for updates button.
5. Windows will now check and download available updates.
   

If USB is not working on Windows 10, you might be able to fix this problem simply by installing the necessary updates.

In most cases, Windows 10 will install the updates automatically, but sometimes you might miss an important update.

After downloading the updates, you just have to restart your PC in order to install them. Once the updates are installed, the problem should be resolved completely.

That’s it, I hope at least some of these workarounds were helpful for you. However, if your USB works, but it became slow, you can check out our article on how to fix slow USB problems in Windows 10.